Home / 103,874,764,326.64-155,912,902,328.76-50,129,722,579.84

Finding the Fourth Proportional to 103,874,764,326.64, 155,912,902,328.76 and 50,129,722,579.84

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Solution

The fourth proportional to 103,874,764,326.64, 155,912,902,328.76 and 50,129,722,579.84 is: 75,243,208,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,874,764,326.64 : 155,912,902,328.76 = 50,129,722,579.84 : x
  2. Step 2: Convert to fraction form
    103,874,764,326.64/155,912,902,328.76 = 50,129,722,579.84/x
  3. Step 3: Cross multiply
    103,874,764,326.64x = 155,912,902,328.76 × 50,129,722,579.84
  4. Step 4: Simplify right side
    103,874,764,326.64x = 7,815,870,540,358,428,393,472
  5. Step 5: Solve for x
    x = 7,815,870,540,358,428,393,472/103,874,764,326.64
  6. Step 6: Final answer
    x = 75,243,208,406.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.